Environmental
On January 30, 1986, four underground storage fuel tanks were excavated and removed from the 150 First Street site. Each of these tanks had a capacity of 1,000 gallons (Earth Metrics, 1989). Eight soil samples showed the existence of total petroleum hydrocarbons in levels ranging from 20 to 9,000 parts per million. On February 3, 1986, the excavation was backfilled.
Read more about this topic: San Francisco Transbay Terminal